Valle d'Ayas

High Route 1 — Stage 7: Rifugio Vieux Crest → Rifugio Grand Tournalin

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High Route 1 — Stage 7: Rifugio Vieux Crest → Rifugio Grand Tournalin
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Distancia

11.6 km

Desnivel +

+1162 m

Desnivel −

−1044 m

Duración

5.5 h

Nivel físico

~3400 kcal estimadas

Mapa y ruta

Traza GPX oficial — Región Valle de Aosta / lovevda.it

Descripción

Puntos clave

Salida

Rifugio Vieux Crest · 1925 m

Llegada

Rifugio Grand Tournalin · 2543 m

Stage seven is one of the most varied on the entire Alta Via 1: leaving Rifugio Vieux Crest, the trail descends into the Résy valley before climbing steadily across the ridges above Champoluc, with the Matterhorn's profile sharpening on the horizon as altitude increases. The Ayas valley unfolds across a landscape of high-altitude summer farms where dry-stone buildings — barns, stalls, tabià shelters — bear witness to a centuries-old pastoral economy that remains active today. The path crosses high pastures where Valdostana cattle graze freely through summer, skirts the hamlet of Frachey and climbs toward Col Roisetta (2679 m), one of the widest viewpoints of the stage. The final descent and reascent lead to Rifugio Grand Tournalin (2535 m), a classic AV1 overnight stop with a terrace offering direct views of the Matterhorn. The EE rating reflects sustained elevation gain and scree sections demanding careful footwork rather than any technical passage. The hut provides half-board accommodation: reservations are strongly advised in July and August when AV1 hiker traffic peaks.

Puntos clave

  1. Rifugio Vieux Crest

    2417 m · 0 km from start

    Stage start

  2. Col Roisetta

    2679 m · 7.5 km from start

    High point, wide panorama over Ayas and Matterhorn

  3. Rifugio Grand Tournalin

    2535 m · 11.6 km from start

    Stage finish, terrace facing the Matterhorn

Ciencias de la Tierra

Geología y paisaje

The stage crosses the Austroalpine domain of Ayas valley with micaschists, augen gneiss and mica phyllites along ridges above Champoluc. Col Roisetta displays metamorphic rocks with quartz and garnet bands, evidence of Barrovian metamorphism. Frachey pastures develop on Würmian glacial deposits with rebuilt moraines and post-glacial aeolian deposits. Toward Tournalin, quartzites and weakly foliated gneiss appear with pegmatite outcrops. The eastern Matterhorn slope consists of Penninic gneiss and calcschists with ophiolites in Valtournenche valley. Colluvial deposits and active gullies indicate slope instability below 2400 m.

Historia y cultura

Dry-stone buildings (tabià, barns) of Ayas valley testify to an active pastoral economy. Frachey is the departure point for the Matterhorn cable car.

Fuentes de agua

Water at Rifugio Vieux Crest and Grand Tournalin. Sources near Frachey in summer.

Cómo llegar

Champoluc–Crest cable car for alternative access. VITA bus to Champoluc from Verrès/Aosta.

Aparcamiento

Parcheggi a Champoluc e St-Jacques; tappa point-to-point tra rifugi.

Cumbres cercanas

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Refugios y vivacs

Galería de fotos

Photos are published immediately. JPG/PNG/WebP, max 6 MB.

Fauna que observar

Temas y características

Etapas contiguas

AEditado y verificado por Andrea Rama

Fuente de datos: Catasto Sentieri Regione VdA + AllTrails (11.6 km, +1162 m verificati) · Open data — DGR 899/2014

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